About Us

Shenzhen Kairui Opto-elec Co.,Ltd , Engaged in Screen Protectors and mobile Phone Case , provide complex service and make all your dealings more effective with professional sales team , mature technology in manufacture , Strict Quality Control (IQC,IPQC for each line, FQC ,OQC,QE), Professional R&D department in newly precise size for hot-selling phone modles’ size in advance .


Shenzhen Kairui Opto-Elec Co., Ltd.

  • Is the ipad pasted with ordinary film or tempered film?

     Although the tempered glass film is hard and has a certain thickness, it is not easy to grind, and it feels like an extra layer of glass on the screen, but compared to the ipad, a normal film is enough. The price of ordinary membrane is cheaper than tempered mill; The toughened film will also be...

  • About the anti-fingerprint effect of tempered glass film

    Many merchants’ product promotions mention that tempered glass film can prevent fingerprints. In fact, it is accurate to say that high-quality tempered glass film can reduce the residue of fingerprints on the glass film, but cannot completely prevent the generation of fingerprints. The method is ...

  • Can the anti-blue screen of the mobile phone be used together with the eye protection mode?

    It is best not to use the anti-blue screen of the mobile phone and the eye protection mode together. The eye protection mode does not have the effect of eye protection. Its working principle is the same as that of a seesaw. It reduces the intensity of blue light by lowering the color temperature,...

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